Chain-stitch sewing-machine.



"in; V s vrver .i n n I .iliL. we

liAllSNG ONDF'RDOFF F NEW YORK, N. ASSlGNiT/R T0 EATON SPECIAL SllWlIlG MACHINE Cl Zvi'P Y, OF CHICAGO, ILLINOIS, A CORPORATION OF ILLINOIS.

CHlY-STITQH silwn. MACHINE.

330- 3': 5,582. Specification of Letters Patent. Patented Bab. 31, 1 307. Application 51851 lilarcll 5, 190 Serial No. 196,745!

To all whom may concern: the machine; B, the goose-neck; C the head Be it known i; at l, LANSING ONDERDONK, I thereof; l) the needle bar; o the needle; Z the citizen of the United States, residing at loope1;ll the looper rod; G l/he needle lever; H the trimmer; and E the lOO'fQfiKISCliQI'.

The loopei rod F is attached to the stud 14, upon which is o grooved collar 15. This stud is secured on the end oi the crank am; a, which is sleeved on the short stud (Z on ihe .rnacliiue frame. Pivoied on the crank c is a, link 6, WlIlCi'lJHiS a pivotal Conn-a ion Will the lower end 01" the needle lover extension Upon the lower end of the needle lever ex tension is a. guide 11 for the. thread, :uiul' other thread guides 12 may he provided on 8, New York, in the count'yol' New York, Stu Le 5 of New York, have invented oer useful Improvements in Chain-hitch Sewingli-ischiues, of whi'li the iolloivinglis u description, reference being hell to the iicoonipnnying drawing, omit in letters and figures oi i'o 710 enoe marked thereon.

Lily invention relates to on inipi'o'venieu'l; in sewin si'nmohines of the chain si'i typo, sml che obj ct of ihe invention is to provide a machine. a s ch which is capable is of (lI i u p closely-into the goods. the needle lever exiension, which. solto pull The inven'flon consists in certain szi'nngooli' thread from the pools in the backward men's for nnoari'iug inm'emensto tlzelooper, oscillation of said needle lever extension. and also to LBVlCQL for guiding and oontrolguiding wire 16/ may also be provided the looper'threod. under which the thread is led from the 20 Bri fly, the operation of the loopei' is such grooved collar ]5,' on its way to the eye of V5 loop or toward the center of its mmement is I do not; herein nlaim broadly the use of a quick one, which is of ospeoiel mlvaning the guiding Wire 10, or the pull oil guides iii-2 in e .loooer having a very short throw, for it on the noodle lever extension; but what-l (lo .13 a voids Lie liability of pping stitches; the claim is the particularmechanism loiimpzutloopel' hes an inactive 'od while the neei ing the variable movement to the looper and alle-nlroialing movement is inking place; thou Lhe utilization of one of ihe ports of the a slow backward movement to certain loopoi" operating mechanism as a guide and Pulpit, but E qu ck H FCI'IlPHi outoithe slzicl-I controller for the looper thread, vise,

tlic grooved collar on the swinging crank a, 85

.- l shat its forward movement into the needle I [l e looper.

so loop when the needlepoint nus passed into the loopor loop, to enable the stitch. to he which, as the needle is moving up and the clreim Lip-quickly as the. needle moves up. loopei' is moving forward, gradually pays oil The niain objects oi the present im'enlion the loopoi thread, pi'ex-wnting its getting too life some set forth in my zippliuuii'oii lick, and as the nomjllc is-jmoving down and :5 iilod lloveinl'roi' Nth, i003, oer No. SL750. lhe loo'por is mo ing hock, will not to grafand the presenu 1 1 1l.=';,\m=s as F willy lulu up the slack.

' .tziieil, improvements in il ll will he no'l'liccil in the operation of the siin for importing the Vfill'lllllilt nit nmclliuo limit l'holoopoi' has ilnpz'utoil to it a, 'ihelooner, and also lomennsl'm' j very quiolq movement as it into the so controlling the loopoi' tluezul. loop, uml o \T'TV quick movement it books a e invention illusiruleil ii: iho Lltilllllouioi the loop, thereby accomplishing the ng drawings, in which olijcols above mentioned. ure 1 is :1 ljlOllhGlOYflllUli Willi ilu: llwiiu g thus described H1) invention, what is :1 similar View when the aris zu'o o the op- .o exti'enuties ol'ioon' in;

o removed. of :1 sew lliik'lllllll eiulio u l claim as new, and desire to secure by Lct- 45 the invention; Fig. 2 is :i slic-hxi'onimwl l tors l nt cut, is:-

- shox the relation of {he parts when I 1. ln {1, sewing machine, suitable stitch- -l needle. is st its lowest point mul shout to Forming mechanism including a needle and move upward to llllOW out a loop the loopei lpumuis for operating the some, a loopei' ooheiug at the extremity of ils heel- Wool operating therewith to form stitches, and 5:; movement and about to slur? ioi'iienl; Fig. 3 l moans l'or imparting variable movements to the looper, as set lorth, said means including inem; and i a swinging iii-n1 supported independently of VlCW of' the i ohe neoillwoperstiug means, means loi guidlug the thread thereto, means on said swing- =lis e. lBlJSLCllO/ll perspeotih; lOQDOPOpElflUDg mechanism. 1

in these drawings, A represents the lDEll oi l mg are.) 1121 guiding the thread, and means 

